./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb0b06f0fabe52e4995034e0b478ee6377b6d993 ...................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb0b06f0fabe52e4995034e0b478ee6377b6d993 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:56:16,455 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:56:16,456 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:56:16,462 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:56:16,462 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:56:16,463 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:56:16,464 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:56:16,465 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:56:16,466 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:56:16,466 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:56:16,466 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:56:16,467 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:56:16,467 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:56:16,467 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:56:16,468 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:56:16,468 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:56:16,469 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:56:16,470 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:56:16,471 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:56:16,471 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:56:16,472 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:56:16,472 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:56:16,473 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:56:16,474 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:56:16,474 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:56:16,474 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:56:16,475 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:56:16,475 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:56:16,475 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:56:16,476 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:56:16,476 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:56:16,476 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:56:16,477 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:56:16,477 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:56:16,477 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:56:16,477 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:56:16,478 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 13:56:16,485 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:56:16,485 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:56:16,486 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:56:16,486 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:56:16,486 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:56:16,486 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:56:16,486 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:56:16,486 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:56:16,486 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:56:16,486 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:56:16,487 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:56:16,487 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:56:16,487 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:56:16,487 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:56:16,487 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:56:16,487 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:56:16,487 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:56:16,487 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:56:16,487 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:56:16,487 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:56:16,487 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:56:16,488 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:56:16,488 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:56:16,488 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:56:16,488 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:56:16,488 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:56:16,488 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 13:56:16,488 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:56:16,488 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:56:16,488 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb0b06f0fabe52e4995034e0b478ee6377b6d993 [2018-12-08 13:56:16,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:56:16,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:56:16,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:56:16,518 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:56:16,519 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:56:16,519 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c [2018-12-08 13:56:16,563 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data/af12e4f8d/cdfb5b9b38fa491189c6bf46ee4790ab/FLAG400951a9e [2018-12-08 13:56:16,882 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:56:16,882 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c [2018-12-08 13:56:16,886 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data/af12e4f8d/cdfb5b9b38fa491189c6bf46ee4790ab/FLAG400951a9e [2018-12-08 13:56:17,327 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data/af12e4f8d/cdfb5b9b38fa491189c6bf46ee4790ab [2018-12-08 13:56:17,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:56:17,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:56:17,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:56:17,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:56:17,335 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:56:17,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7962e2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17, skipping insertion in model container [2018-12-08 13:56:17,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:56:17,360 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:56:17,465 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:56:17,468 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:56:17,491 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:56:17,533 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:56:17,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17 WrapperNode [2018-12-08 13:56:17,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:56:17,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:56:17,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:56:17,534 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:56:17,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:56:17,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:56:17,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:56:17,564 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:56:17,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... [2018-12-08 13:56:17,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:56:17,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:56:17,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:56:17,584 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:56:17,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:56:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 13:56:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 13:56:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 13:56:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:56:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:56:17,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:56:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 13:56:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:56:18,008 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:56:18,008 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-08 13:56:18,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:56:18 BoogieIcfgContainer [2018-12-08 13:56:18,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:56:18,009 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:56:18,009 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:56:18,016 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:56:18,016 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:56:18" (1/1) ... [2018-12-08 13:56:18,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:56:18,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:18,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2018-12-08 13:56:18,046 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2018-12-08 13:56:18,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 13:56:18,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:18,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:56:18,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-12-08 13:56:18,119 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-12-08 13:56:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 13:56:18,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:56:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:56:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:56:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:56:18,188 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 13:56:18,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:56:18 ImpRootNode [2018-12-08 13:56:18,207 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:56:18,207 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:56:18,207 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:56:18,208 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:56:18,208 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:56:18" (3/4) ... [2018-12-08 13:56:18,210 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 13:56:18,210 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:56:18,211 INFO L168 Benchmark]: Toolchain (without parser) took 880.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -45.4 MB). Peak memory consumption was 66.2 MB. Max. memory is 11.5 GB. [2018-12-08 13:56:18,212 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:56:18,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -141.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:56:18,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:56:18,213 INFO L168 Benchmark]: Boogie Preprocessor took 20.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:56:18,213 INFO L168 Benchmark]: RCFGBuilder took 424.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.8 MB). Peak memory consumption was 65.8 MB. Max. memory is 11.5 GB. [2018-12-08 13:56:18,213 INFO L168 Benchmark]: CodeCheck took 198.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-12-08 13:56:18,214 INFO L168 Benchmark]: Witness Printer took 3.07 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:56:18,216 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 53 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 154]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 153, overapproximation of someBinaryArithmeticDOUBLEoperation at line 33, overapproximation of bitwiseAnd at line 32. Possible FailurePath: [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L149] double x = 0.0; [L20] double z; [L21] __int32_t sign = 0x80000000; [L22] __uint32_t r, t1, s1, ix1, q1; [L23] __int32_t ix0, s0, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L26] ieee_double_shape_type ew_u; [L27] ew_u.value = (x) [L28] EXPR ew_u.parts.msw [L28] (ix0) = ew_u.parts.msw [L29] EXPR ew_u.parts.lsw [L29] (ix1) = ew_u.parts.lsw [L32] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L33] return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] double res = __ieee754_sqrt(x); [L153] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L153] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L154] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 201.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -141.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 424.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.8 MB). Peak memory consumption was 65.8 MB. Max. memory is 11.5 GB. * CodeCheck took 198.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.07 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:56:19,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:56:19,611 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:56:19,618 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:56:19,618 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:56:19,619 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:56:19,620 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:56:19,621 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:56:19,622 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:56:19,622 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:56:19,623 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:56:19,623 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:56:19,624 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:56:19,625 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:56:19,625 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:56:19,626 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:56:19,627 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:56:19,628 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:56:19,629 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:56:19,630 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:56:19,631 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:56:19,632 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:56:19,633 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:56:19,634 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:56:19,634 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:56:19,634 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:56:19,635 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:56:19,636 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:56:19,636 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:56:19,637 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:56:19,637 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:56:19,638 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:56:19,638 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:56:19,638 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:56:19,639 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:56:19,639 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:56:19,639 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 13:56:19,650 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:56:19,650 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:56:19,651 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:56:19,651 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:56:19,652 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:56:19,652 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:56:19,652 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:56:19,652 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:56:19,652 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:56:19,652 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:56:19,652 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:56:19,653 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:56:19,653 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:56:19,653 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 13:56:19,653 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 13:56:19,653 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:56:19,653 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:56:19,653 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:56:19,653 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:56:19,654 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:56:19,654 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:56:19,654 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:56:19,654 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:56:19,654 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:56:19,654 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:56:19,654 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:56:19,654 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:56:19,654 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 13:56:19,655 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 13:56:19,655 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:56:19,655 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 13:56:19,655 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 13:56:19,655 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb0b06f0fabe52e4995034e0b478ee6377b6d993 [2018-12-08 13:56:19,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:56:19,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:56:19,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:56:19,688 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:56:19,688 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:56:19,689 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c [2018-12-08 13:56:19,723 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data/c47e3eef2/9da19a295f59443e97d5f9368cc91bf7/FLAGbddeccd3a [2018-12-08 13:56:20,055 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:56:20,055 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/sv-benchmarks/c/float-newlib/double_req_bl_0730c_true-unreach-call.c [2018-12-08 13:56:20,059 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data/c47e3eef2/9da19a295f59443e97d5f9368cc91bf7/FLAGbddeccd3a [2018-12-08 13:56:20,457 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/data/c47e3eef2/9da19a295f59443e97d5f9368cc91bf7 [2018-12-08 13:56:20,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:56:20,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:56:20,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:56:20,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:56:20,465 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:56:20,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31c435b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20, skipping insertion in model container [2018-12-08 13:56:20,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:56:20,494 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:56:20,602 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:56:20,605 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:56:20,631 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:56:20,649 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:56:20,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20 WrapperNode [2018-12-08 13:56:20,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:56:20,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:56:20,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:56:20,650 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:56:20,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:56:20,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:56:20,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:56:20,709 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:56:20,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... [2018-12-08 13:56:20,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:56:20,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:56:20,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:56:20,732 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:56:20,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:56:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:56:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-08 13:56:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-08 13:56:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:56:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 13:56:20,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:56:20,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:56:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 13:56:20,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:56:20,949 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:56:23,357 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:56:26,045 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:56:26,045 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-08 13:56:26,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:56:26 BoogieIcfgContainer [2018-12-08 13:56:26,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:56:26,046 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:56:26,046 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:56:26,054 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:56:26,054 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:56:26" (1/1) ... [2018-12-08 13:56:26,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:56:26,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2018-12-08 13:56:26,083 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2018-12-08 13:56:26,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 13:56:26,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:26,119 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:26,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:26,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:56:26,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:26,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-12-08 13:56:26,154 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-12-08 13:56:26,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 13:56:26,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:26,155 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:26,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:26,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:56:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:28,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2018-12-08 13:56:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2018-12-08 13:56:28,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 13:56:28,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:28,653 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:28,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:28,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:56:39,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:39,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2018-12-08 13:56:39,596 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2018-12-08 13:56:39,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 13:56:39,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:39,597 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:40,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:40,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:56:44,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:44,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-12-08 13:56:44,100 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-12-08 13:56:44,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 13:56:44,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:44,101 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:44,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:44,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:56:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:44,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2018-12-08 13:56:44,125 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2018-12-08 13:56:44,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 13:56:44,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:44,127 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:44,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:44,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:56:44,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:44,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2018-12-08 13:56:44,660 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2018-12-08 13:56:44,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 13:56:44,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:44,661 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:44,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:44,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:56:44,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:44,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2018-12-08 13:56:44,701 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2018-12-08 13:56:44,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 13:56:44,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:44,702 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:44,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:44,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:56:44,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:44,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2018-12-08 13:56:44,859 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2018-12-08 13:56:44,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 13:56:44,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:44,860 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:44,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:45,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 13:56:47,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:47,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2018-12-08 13:56:47,754 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2018-12-08 13:56:47,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 13:56:47,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:47,755 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:47,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:48,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:49,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2018-12-08 13:56:49,106 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2018-12-08 13:56:49,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 13:56:49,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:49,108 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:49,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 13:56:49,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2018-12-08 13:56:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2018-12-08 13:56:49,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 13:56:49,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:49,180 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:49,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:49,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2018-12-08 13:56:49,562 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2018-12-08 13:56:49,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 13:56:49,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:49,562 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:49,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:49,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:50,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2018-12-08 13:56:50,199 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2018-12-08 13:56:50,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 13:56:50,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:50,202 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:50,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:50,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2018-12-08 13:56:50,950 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2018-12-08 13:56:50,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-08 13:56:50,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:50,952 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:51,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:51,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:51,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2018-12-08 13:56:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2018-12-08 13:56:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 13:56:51,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:51,575 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:51,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:52,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:52,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2018-12-08 13:56:52,113 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2018-12-08 13:56:52,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 13:56:52,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:52,114 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:52,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:52,263 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:52,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:52,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2018-12-08 13:56:52,678 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2018-12-08 13:56:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 13:56:52,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:52,679 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:52,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:52,816 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:53,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:53,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2018-12-08 13:56:53,242 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2018-12-08 13:56:53,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 13:56:53,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:53,243 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:53,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:53,405 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:53,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:53,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 59 transitions. [2018-12-08 13:56:53,869 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2018-12-08 13:56:53,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 13:56:53,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:53,870 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:53,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:54,037 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:54,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2018-12-08 13:56:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2018-12-08 13:56:54,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 13:56:54,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:54,643 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:54,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:54,817 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:55,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:55,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2018-12-08 13:56:55,388 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2018-12-08 13:56:55,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 13:56:55,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:55,389 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:55,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:55,550 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:56,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:56,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2018-12-08 13:56:56,067 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2018-12-08 13:56:56,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-08 13:56:56,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:56,067 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:56,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:56,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:56,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 48 states and 67 transitions. [2018-12-08 13:56:56,787 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2018-12-08 13:56:56,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-08 13:56:56,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:56,788 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:56,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:56,963 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:57,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2018-12-08 13:56:57,523 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2018-12-08 13:56:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-08 13:56:57,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:57,524 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:57,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:57,703 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:58,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:58,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2018-12-08 13:56:58,307 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2018-12-08 13:56:58,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 13:56:58,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:58,308 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:58,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:56:59,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:56:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2018-12-08 13:56:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2018-12-08 13:56:59,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-08 13:56:59,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:56:59,395 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:56:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:56:59,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:56:59,588 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:57:00,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:00,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2018-12-08 13:57:00,287 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2018-12-08 13:57:00,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 13:57:00,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:00,288 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:00,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:57:01,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:01,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2018-12-08 13:57:01,239 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2018-12-08 13:57:01,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-08 13:57:01,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:01,240 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:01,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:01,461 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:57:02,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:02,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 79 transitions. [2018-12-08 13:57:02,185 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2018-12-08 13:57:02,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 13:57:02,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:02,186 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:02,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:57:03,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2018-12-08 13:57:03,222 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2018-12-08 13:57:03,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 13:57:03,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:03,223 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:03,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:03,442 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:57:04,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:04,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2018-12-08 13:57:04,195 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2018-12-08 13:57:04,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 13:57:04,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:04,196 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:04,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:04,421 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:57:05,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:05,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-12-08 13:57:05,239 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-12-08 13:57:05,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 13:57:05,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:05,240 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:05,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:05,476 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:57:06,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:06,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 58 states and 87 transitions. [2018-12-08 13:57:06,364 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 87 transitions. [2018-12-08 13:57:06,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 13:57:06,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:06,365 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:06,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:06,600 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:07,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:07,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 89 transitions. [2018-12-08 13:57:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2018-12-08 13:57:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 13:57:07,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:07,205 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:07,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:07,461 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:07,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:07,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 60 states and 91 transitions. [2018-12-08 13:57:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 91 transitions. [2018-12-08 13:57:07,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 13:57:07,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:07,929 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:08,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:08,204 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:09,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:09,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2018-12-08 13:57:09,207 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2018-12-08 13:57:09,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 13:57:09,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:09,208 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:09,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:09,476 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:09,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 62 states and 95 transitions. [2018-12-08 13:57:09,975 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2018-12-08 13:57:09,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 13:57:09,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:09,976 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:10,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 97 transitions. [2018-12-08 13:57:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 97 transitions. [2018-12-08 13:57:10,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-08 13:57:10,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:10,803 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:10,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:11,088 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:11,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:11,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 64 states and 99 transitions. [2018-12-08 13:57:11,681 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 99 transitions. [2018-12-08 13:57:11,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 13:57:11,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:11,682 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:11,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:12,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:12,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2018-12-08 13:57:12,575 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2018-12-08 13:57:12,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 13:57:12,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:12,576 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:12,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 66 states and 103 transitions. [2018-12-08 13:57:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2018-12-08 13:57:13,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 13:57:13,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:13,458 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:13,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:14,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:14,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 105 transitions. [2018-12-08 13:57:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2018-12-08 13:57:14,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-08 13:57:14,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:14,441 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:14,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:14,586 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:15,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:15,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 68 states and 107 transitions. [2018-12-08 13:57:15,134 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 107 transitions. [2018-12-08 13:57:15,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 13:57:15,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:15,135 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:15,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:15,283 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:15,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:15,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 69 states and 109 transitions. [2018-12-08 13:57:15,771 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 109 transitions. [2018-12-08 13:57:15,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 13:57:15,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:15,772 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:15,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:15,926 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:16,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2018-12-08 13:57:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2018-12-08 13:57:16,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 13:57:16,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:16,637 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:16,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:17,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:17,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2018-12-08 13:57:17,456 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2018-12-08 13:57:17,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 13:57:17,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:17,457 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:17,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:18,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:18,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 72 states and 115 transitions. [2018-12-08 13:57:18,163 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 115 transitions. [2018-12-08 13:57:18,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 13:57:18,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:18,163 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:18,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:18,340 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:19,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:19,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 73 states and 117 transitions. [2018-12-08 13:57:19,104 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 117 transitions. [2018-12-08 13:57:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 13:57:19,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:19,105 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:19,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:19,281 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:19,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:19,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 74 states and 119 transitions. [2018-12-08 13:57:19,952 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 119 transitions. [2018-12-08 13:57:19,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 13:57:19,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:19,953 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:20,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:20,133 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:21,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:21,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 75 states and 121 transitions. [2018-12-08 13:57:21,286 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 121 transitions. [2018-12-08 13:57:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 13:57:21,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:21,287 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:21,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:21,474 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:22,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:22,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 123 transitions. [2018-12-08 13:57:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2018-12-08 13:57:22,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 13:57:22,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:22,076 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:22,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:22,268 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:23,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 77 states and 125 transitions. [2018-12-08 13:57:23,147 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 125 transitions. [2018-12-08 13:57:23,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 13:57:23,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:23,148 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:23,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:23,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:23,343 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:24,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 78 states and 127 transitions. [2018-12-08 13:57:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 127 transitions. [2018-12-08 13:57:24,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 13:57:24,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:24,143 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:24,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:24,344 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:25,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:25,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 79 states and 129 transitions. [2018-12-08 13:57:25,024 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 129 transitions. [2018-12-08 13:57:25,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 13:57:25,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:25,025 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:25,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:25,230 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:25,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:25,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 80 states and 131 transitions. [2018-12-08 13:57:25,943 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 131 transitions. [2018-12-08 13:57:25,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 13:57:25,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:25,944 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:26,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:26,154 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:26,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 81 states and 133 transitions. [2018-12-08 13:57:26,816 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 133 transitions. [2018-12-08 13:57:26,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 13:57:26,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:26,817 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:27,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:27,040 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:27,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:27,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2018-12-08 13:57:27,782 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2018-12-08 13:57:27,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-08 13:57:27,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:27,783 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:27,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:28,003 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:28,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 83 states and 137 transitions. [2018-12-08 13:57:28,859 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 137 transitions. [2018-12-08 13:57:28,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 13:57:28,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:28,860 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:29,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:29,067 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:30,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:30,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 84 states and 139 transitions. [2018-12-08 13:57:30,164 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 139 transitions. [2018-12-08 13:57:30,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-08 13:57:30,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:30,165 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:30,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:30,390 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:31,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 85 states and 141 transitions. [2018-12-08 13:57:31,208 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 141 transitions. [2018-12-08 13:57:31,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-08 13:57:31,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:31,209 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:31,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:31,444 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:32,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:32,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 86 states and 143 transitions. [2018-12-08 13:57:32,415 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 143 transitions. [2018-12-08 13:57:32,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-08 13:57:32,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:32,416 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:32,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:32,652 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 87 states and 145 transitions. [2018-12-08 13:57:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 145 transitions. [2018-12-08 13:57:33,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 13:57:33,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:33,484 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:33,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:33,732 INFO L134 CoverageAnalysis]: Checked inductivity of 719 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:34,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 88 states and 147 transitions. [2018-12-08 13:57:34,582 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 147 transitions. [2018-12-08 13:57:34,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 13:57:34,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:34,583 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:34,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:34,842 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 13:57:35,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:35,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 89 states and 149 transitions. [2018-12-08 13:57:35,890 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 149 transitions. [2018-12-08 13:57:35,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 13:57:35,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:57:35,890 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 13:57:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:57:36,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:57:36,179 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:57:36,180 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:57:36,181 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:57:36,182 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:57:36,186 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 76 [2018-12-08 13:57:36,194 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:57:36,195 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 71 [2018-12-08 13:57:36,196 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 13:57:36,223 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2018-12-08 13:57:36,227 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:57:36,228 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 13:57:36,229 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2018-12-08 13:57:36,229 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-08 13:57:36,236 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 13:57:36,249 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-12-08 13:57:36,252 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 11 [2018-12-08 13:57:36,252 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-08 13:57:36,257 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 13:57:36,261 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 13:57:36,270 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-08 13:57:36,271 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:60, output treesize:24 [2018-12-08 13:57:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2018-12-08 13:57:45,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:57:45,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-12-08 13:57:45,994 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-12-08 13:57:45,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 13:57:45,994 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 66 iterations. [2018-12-08 13:57:45,999 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 13:57:46,089 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 13:57:46,095 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 13:57:46,095 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-08 13:57:46,095 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,096 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,096 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,096 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,096 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,096 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,096 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,097 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,097 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-08 13:57:46,097 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 13:57:46,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:57:46 ImpRootNode [2018-12-08 13:57:46,098 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:57:46,098 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:57:46,098 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:57:46,098 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:57:46,098 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:56:26" (3/4) ... [2018-12-08 13:57:46,101 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 13:57:46,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2018-12-08 13:57:46,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-08 13:57:46,123 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-12-08 13:57:46,123 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) && v_q#valueAsBitvector_5[63:32] == msw) [2018-12-08 13:57:46,141 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3e6d174b-6214-42ae-bdb8-c88d22cb963a/bin-2019/ukojak/witness.graphml [2018-12-08 13:57:46,141 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:57:46,141 INFO L168 Benchmark]: Toolchain (without parser) took 85681.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 943.4 MB in the beginning and 853.3 MB in the end (delta: 90.1 MB). Peak memory consumption was 245.3 MB. Max. memory is 11.5 GB. [2018-12-08 13:57:46,142 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:57:46,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.53 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 13:57:46,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -201.6 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-08 13:57:46,143 INFO L168 Benchmark]: Boogie Preprocessor took 22.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:57:46,143 INFO L168 Benchmark]: RCFGBuilder took 5314.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 11.5 GB. [2018-12-08 13:57:46,143 INFO L168 Benchmark]: CodeCheck took 80051.41 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 19.9 MB). Free memory was 1.1 GB in the beginning and 860.2 MB in the end (delta: 198.6 MB). Peak memory consumption was 218.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:57:46,143 INFO L168 Benchmark]: Witness Printer took 43.13 ms. Allocated memory is still 1.2 GB. Free memory was 860.2 MB in the beginning and 853.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-08 13:57:46,144 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 53 locations, 1 error locations. SAFE Result, 79.9s OverallTime, 66 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 28 SDslu, 8 SDs, 0 SdLazy, -90 SolverSat, -122 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1092.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27724 GetRequests, 27415 SyntacticMatches, 17 SemanticMatches, 292 ConstructedPredicates, 0 IntricatePredicates, 4 DeprecatedPredicates, 35252 ImplicationChecksByTransitivity, 43.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 5.9s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 2834 NumberOfCodeBlocks, 2834 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 2769 ConstructedInterpolants, 18 QuantifiedInterpolants, 531711 SizeOfPredicates, 95 NumberOfNonLiveVariables, 13847 ConjunctsInSsa, 949 ConjunctsInUnsatCore, 65 InterpolantComputations, 12 PerfectInterpolantSequences, 8703/15931 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 154]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant [2018-12-08 13:57:46,145 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,145 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,145 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,145 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,146 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,146 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,146 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-08 13:57:46,146 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_5 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) && v_q#valueAsBitvector_5[63:32] == msw) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.53 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -201.6 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5314.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 11.5 GB. * CodeCheck took 80051.41 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 19.9 MB). Free memory was 1.1 GB in the beginning and 860.2 MB in the end (delta: 198.6 MB). Peak memory consumption was 218.6 MB. Max. memory is 11.5 GB. * Witness Printer took 43.13 ms. Allocated memory is still 1.2 GB. Free memory was 860.2 MB in the beginning and 853.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...